Home / 1,745,652.45-2,408,788.73-971,100.19

Finding the Fourth Proportional to 1,745,652.45, 2,408,788.73 and 971,100.19

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Solution

The fourth proportional to 1,745,652.45, 2,408,788.73 and 971,100.19 is: 1,340,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,652.45 : 2,408,788.73 = 971,100.19 : x
  2. Step 2: Convert to fraction form
    1,745,652.45/2,408,788.73 = 971,100.19/x
  3. Step 3: Cross multiply
    1,745,652.45x = 2,408,788.73 × 971,100.19
  4. Step 4: Simplify right side
    1,745,652.45x = 2,339,175,198,811.60
  5. Step 5: Solve for x
    x = 2,339,175,198,811.60/1,745,652.45
  6. Step 6: Final answer
    x = 1,340,000.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.